docs: def expand_all_node_neighborhoods(universe, graph, filter_pathologies: bool = False) -> None:
      """Expand the neighborhoods of all nodes in the given graph.
  
      :param pybel.BELGraph universe: The graph containing the stuff to add
      :param pybel.BELGraph  graph: The graph to add stuff to
      :param filter_pathologies: Should expansion take place around pathologies?
      """
      for node in list(graph):
          if filter_pathologies and is_pathology(node):
              continue
  
          expand_node_neighborhood(universe, graph, node)